-old study by the australian institute of marine science finds that the reef has lost 50%. scientists say they are trying to stem the tide. >> this is actually fertilizer pollution, feeding the star fish. >> it grows among the most environmentally friendly in the world. >> conservationists say cutting the amount of fertilizer that is running off into the reef would make a big difference, similar to our efforts in our own backyard with the chesapeake bay. >> more problems for a set of metro escalators, but this time it's not what you think. >>> what a celebration it was at nationals park last night. washington still managed to win the national league east when atlanta fell to pittsburgh. >> fans are looking ahead to the playoffs. scot broom is live at the stadium with more. hi scott. >> that's correct. a couple more games against the phillies when it is off to the playoffs as national league east champions. fans are beside themselves, including a blast from the past. famed senator slugger, excuse me, famed senator slugger, howard. >> i think it's going to be great. >> he is 76 year
